.wrapper {
    width: 50%;
    height: 100px;
    margin: 50px auto;
    text-align: center;
    line-break: 100px;
}

.wrapper a {
    width: 1.5rem;
    height: 0.5rem;
    line-height: 0.5rem;
    background: #fff;
    border-radius: 1.5rem;
    text-align: center;
    font-size: 0.24rem;
    color: #666;
    text-decoration: none;
}